EP0467677A3 - Fluid isolated self-compensating absolute pressure sensor transducer - Google Patents

Fluid isolated self-compensating absolute pressure sensor transducer Download PDF

Info

Publication number
EP0467677A3
EP0467677A3 EP19910306535 EP91306535A EP0467677A3 EP 0467677 A3 EP0467677 A3 EP 0467677A3 EP 19910306535 EP19910306535 EP 19910306535 EP 91306535 A EP91306535 A EP 91306535A EP 0467677 A3 EP0467677 A3 EP 0467677A3
Authority
EP
European Patent Office
Prior art keywords
pressure sensor
absolute pressure
sensor transducer
fluid isolated
isolated self
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19910306535
Other versions
EP0467677A2 (en
Inventor
David B. Wamstad
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell Inc
Original Assignee
Honeywell Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honeywell Inc filed Critical Honeywell Inc
Publication of EP0467677A2 publication Critical patent/EP0467677A2/en
Publication of EP0467677A3 publication Critical patent/EP0467677A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0061—Electrical connection means
    • G01L19/0084—Electrical connection means to the outside of the housing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0627—Protection against aggressive medium in general
    • G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/14—Housings
    • G01L19/142—Multiple part housings
EP19910306535 1990-07-19 1991-07-18 Fluid isolated self-compensating absolute pressure sensor transducer Withdrawn EP0467677A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US555244 1983-11-25
US07/555,244 US5029478A (en) 1990-07-19 1990-07-19 Fluid isolated self-compensating absolute pressure sensor transducer

Publications (2)

Publication Number Publication Date
EP0467677A2 EP0467677A2 (en) 1992-01-22
EP0467677A3 true EP0467677A3 (en) 1993-06-09

Family

ID=24216543

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910306535 Withdrawn EP0467677A3 (en) 1990-07-19 1991-07-18 Fluid isolated self-compensating absolute pressure sensor transducer

Country Status (4)

Country Link
US (1) US5029478A (en)
EP (1) EP0467677A3 (en)
JP (1) JP3259096B2 (en)
NO (1) NO912663L (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5868678A (en) * 1993-06-30 1999-02-09 Medex, Inc. Two-part medical pressure transducer with diaphragm stand-offs
WO1997001364A1 (en) * 1993-06-30 1997-01-16 Medex, Inc. Medical pressure transducer with sliding components
CA2145696A1 (en) * 1994-04-15 1995-10-16 Michael F. Mattes Pressure sensor assembly and method of producing the pressure sensor assembly
US5459351A (en) * 1994-06-29 1995-10-17 Honeywell Inc. Apparatus for mounting an absolute pressure sensor
US5831170A (en) * 1996-04-04 1998-11-03 Ssi Technologies, Inc. Pressure sensor package and method of making the same
EP0800070B1 (en) * 1996-04-04 2001-08-22 Ssi Technologies, Inc. Pressure sensor package and method of making the same
US5874679A (en) * 1996-04-04 1999-02-23 Ssi Technologies, Inc. Pressure sensor package and method of making the same
WO1999004233A1 (en) * 1997-07-15 1999-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Contact sensor assembly
DE19738704A1 (en) 1997-08-29 1999-03-04 Siemens Ag Method of manufacturing a separation membrane assembly and a separation membrane assembly for a pressure transmitter
US6715363B1 (en) * 1998-02-20 2004-04-06 Wilcoxon Research, Inc. Method and apparatus for strain amplification for piezoelectric transducers
FR2812969B1 (en) * 2000-08-11 2003-08-01 Thomson Csf MICRO FACTORY SENSOR WITH ELECTROLYTIC WELDING AND MANUFACTURING METHOD
US6684709B2 (en) * 2001-10-29 2004-02-03 Dwight N. Johnson Pressure transducer with captured non compressible liquid volume defining neutral condition
US6868720B2 (en) * 2002-10-16 2005-03-22 Alcon, Inc. Testing of pressure sensor in surgical cassette
US6955073B2 (en) * 2002-10-16 2005-10-18 Alcon, Inc. Pressure sensing in surgical console
US6941813B2 (en) * 2003-06-30 2005-09-13 Alcon, Inc. Noninvasive pressure sensing assembly
US8870106B2 (en) * 2004-09-10 2014-10-28 Fellowes, Inc. Shredder with thickness detector
DE102005027035A1 (en) * 2005-06-10 2006-12-14 Endress + Hauser Gmbh + Co. Kg Hydraulic diaphragm seal
US8672247B2 (en) * 2005-07-11 2014-03-18 Fellowes, Inc. Shredder with thickness detector
DE102005044410B4 (en) * 2005-09-16 2007-11-15 Siemens Ag Pressure Transmitter
DE102008001393A1 (en) * 2008-04-25 2009-10-29 Robert Bosch Gmbh Air pressure sensor for impact detection
US8065917B1 (en) 2010-05-18 2011-11-29 Honeywell International Inc. Modular pressure sensor
WO2012030595A2 (en) 2010-08-30 2012-03-08 Alcon Research, Ltd. Optical sensing system including electronically switched optical magnification
US9470593B2 (en) 2013-09-12 2016-10-18 Honeywell International Inc. Media isolated pressure sensor
US11504201B2 (en) * 2018-05-31 2022-11-22 Covidien Lp Haptic touch feedback surgical device for palpating tissue

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3417361A (en) * 1966-03-07 1968-12-17 Conrac Corp Semiconductive pressure transducer
US3764950A (en) * 1972-07-17 1973-10-09 Fairchild Camera Instr Co Methods for making semiconductor pressure transducers and the resulting structures
GB2027988A (en) * 1978-08-10 1980-02-27 Nissan Motor Pressure sensor having semiconductor diaphragm
US4399707A (en) * 1981-02-04 1983-08-23 Honeywell, Inc. Stress sensitive semiconductor unit and housing means therefor
US4498070A (en) * 1983-06-30 1985-02-05 Lirman Irving R Semi-conductor transducer and method of making the same
GB2186376A (en) * 1986-02-10 1987-08-12 Marelli Autronica Pressure sensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3247719A (en) * 1963-10-01 1966-04-26 Chelner Herbert Strain decoupled transducer
US3427884A (en) * 1966-12-23 1969-02-18 Whittaker Corp Differential pressure transducer
US4006640A (en) * 1976-02-06 1977-02-08 Honeywell Inc. Seal for process pressure to current transmitter
US4196632A (en) * 1978-08-14 1980-04-08 The Boeing Company Dual capacitance type bonded pressure transducer
US4184189A (en) * 1978-08-14 1980-01-15 Motorola, Inc. Capacitive pressure sensor and method of making it
JPS5550131A (en) * 1978-10-06 1980-04-11 Hitachi Ltd Electronic transmitter
US4467394A (en) * 1983-08-29 1984-08-21 United Technologies Corporation Three plate silicon-glass-silicon capacitive pressure transducer
US4600912A (en) * 1985-01-25 1986-07-15 Bourns Instruments, Inc. Diaphragm pressure sensor with improved tensile loading characteristics

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3417361A (en) * 1966-03-07 1968-12-17 Conrac Corp Semiconductive pressure transducer
US3764950A (en) * 1972-07-17 1973-10-09 Fairchild Camera Instr Co Methods for making semiconductor pressure transducers and the resulting structures
GB2027988A (en) * 1978-08-10 1980-02-27 Nissan Motor Pressure sensor having semiconductor diaphragm
US4399707A (en) * 1981-02-04 1983-08-23 Honeywell, Inc. Stress sensitive semiconductor unit and housing means therefor
US4498070A (en) * 1983-06-30 1985-02-05 Lirman Irving R Semi-conductor transducer and method of making the same
GB2186376A (en) * 1986-02-10 1987-08-12 Marelli Autronica Pressure sensor

Also Published As

Publication number Publication date
JP3259096B2 (en) 2002-02-18
EP0467677A2 (en) 1992-01-22
US5029478A (en) 1991-07-09
NO912663D0 (en) 1991-07-08
NO912663L (en) 1992-01-20
JPH0626960A (en) 1994-02-04

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